The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2013
Filed:
Feb. 17, 2010
Kwang-keun Shin, Rochester Hills, MI (US);
Mutasim A. Salman, Rochester Hills, MI (US);
Yilu Zhang, Northville, MI (US);
Xidong Tang, Sterling Heights, MI (US);
Hong S. Bae, Farmington Hills, MI (US);
Mark N. Howell, Rochester Hills, MI (US);
Satish Rajagopalan, Knoxville, TN (US);
Kwang-Keun Shin, Rochester Hills, MI (US);
Mutasim A. Salman, Rochester Hills, MI (US);
Yilu Zhang, Northville, MI (US);
Xidong Tang, Sterling Heights, MI (US);
Hong S. Bae, Farmington Hills, MI (US);
Mark N. Howell, Rochester Hills, MI (US);
Satish Rajagopalan, Knoxville, TN (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A system and method for determining the health of a component includes retrieving measured health signatures from the component, retrieving component usage variables, estimating component health signatures using an aging model, determining an aging derivative using the aging model and calculating an aging error based on the estimated component health signatures, the aging derivative and the measured health signatures.